/* ========================================
   株式会社Hyaku Corporate Site CSS
   ブランドカラー: 濃紺 #163A7A × シアン #1DADE8
   ======================================== */

/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: #1B2B4B;
  background: #fff;
  line-height: 1.8;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* ─── Variables ─── */
:root {
  --navy:      #163A7A;
  --navy-dark: #0E2555;
  --cyan:      #1DADE8;
  --cyan-light:#5CCAF2;
  --light-bg:  #F4F8FF;
  --border:    #E0EAF8;
  --text:      #1B2B4B;
  --text-sub:  #4A5C7A;
  --white:     #fff;
  --shadow:    0 8px 32px rgba(22,58,122,0.10);
  --radius:    12px;
  --transition: 0.3s ease;
}

/* ─── Utility ─── */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-pad { padding: 88px 0; }
.bg-light { background: var(--light-bg); }
.bg-navy  { background: var(--navy); }

.section-head { text-align: center; margin-bottom: 56px; }
.section-label {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--cyan);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.section-label.light { color: var(--cyan-light); }

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 900;
  color: var(--navy);
  line-height: 1.35;
}
.section-title.light { color: var(--white); }
.section-desc {
  margin-top: 16px;
  color: var(--text-sub);
  font-size: 0.95rem;
}

/* ─── Buttons ─── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--cyan);
  color: var(--white);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 18px rgba(29,173,232,0.30);
}
.btn-primary:hover {
  background: var(--cyan-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(29,173,232,0.40);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: 999px;
  border: 2px solid rgba(255,255,255,0.55);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
}

/* ─── Animation ─── */
.fade-in { opacity: 0; animation: fadeIn 0.8s forwards; }
.fade-in.delay-1 { animation-delay: 0.2s; }
.fade-in.delay-2 { animation-delay: 0.4s; }
.fade-in.delay-3 { animation-delay: 0.6s; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-up.delay-1 { transition-delay: 0.15s; }
.fade-up.delay-2 { transition-delay: 0.30s; }
.fade-up.delay-3 { transition-delay: 0.45s; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ========================================
   HEADER
   ======================================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  transition: background 0.4s, box-shadow 0.4s;
  padding: 0;
}
.site-header.scrolled {
  background: rgba(255,255,255,0.97);
  box-shadow: 0 2px 16px rgba(22,58,122,0.12);
}
.site-header.scrolled .logo-text { color: var(--navy); }
.site-header.scrolled .header-nav a { color: var(--navy); }
.site-header.scrolled .header-nav a:hover { color: var(--cyan); }
.site-header.scrolled .hamburger span { background: var(--navy); }

.header-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-img {
  height: 42px;
  width: auto;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
  transition: filter var(--transition);
}
.site-header.scrolled .logo-img { filter: none; }

.logo-text {
  font-size: 1.1rem;
  color: var(--white);
  font-weight: 500;
  transition: color 0.4s;
}
.logo-text strong { font-weight: 900; }

.header-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}
.header-nav a {
  color: rgba(255,255,255,0.88);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: 8px;
  transition: color var(--transition), background var(--transition);
}
.header-nav a:hover { color: var(--white); background: rgba(255,255,255,0.12); }
.btn-contact-nav {
  background: var(--cyan) !important;
  color: var(--white) !important;
  border-radius: 999px !important;
  padding: 8px 20px !important;
  font-weight: 700 !important;
}
.btn-contact-nav:hover { background: var(--cyan-light) !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ========================================
   HERO
   ======================================== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(14,37,85,0.82) 0%,
    rgba(22,58,122,0.72) 50%,
    rgba(29,173,232,0.30) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 1160px;
  margin: 0 auto;
  padding: 120px 24px 80px;
  max-width: 700px;
  margin-left: max(24px, calc((100vw - 1160px) / 2 + 24px));
}

.hero-eyebrow {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--cyan-light);
  font-weight: 700;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.6rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.25;
  margin-bottom: 24px;
}
.hero-formula {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 1.1em;
  color: var(--cyan-light);
}
.hero-x {
  color: var(--white);
  margin: 0 4px;
}
.hero-title em {
  font-style: normal;
  background: linear-gradient(90deg, var(--cyan), var(--cyan-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  color: rgba(255,255,255,0.85);
  font-size: 1rem;
  line-height: 1.9;
  margin-bottom: 36px;
}

.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.55);
  font-size: 10px;
  letter-spacing: 0.12em;
  z-index: 1;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.55), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ========================================
   STATS BAR
   ======================================== */
.stats-bar {
  background: var(--navy);
  padding: 0;
}
.stats-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: stretch;
}
.stat-item {
  flex: 1;
  padding: 32px 16px;
  text-align: center;
}
.stat-num {
  font-family: 'Inter', sans-serif;
  font-size: 2rem;
  font-weight: 900;
  color: var(--white);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-unit {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--cyan);
  margin-left: 2px;
}
.stat-label {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.65);
  letter-spacing: 0.04em;
}
.stat-divider {
  width: 1px;
  background: rgba(255,255,255,0.12);
  margin: 16px 0;
}

/* ========================================
   CHALLENGE
   ======================================== */
.challenge-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.challenge-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 24px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.challenge-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(22,58,122,0.14);
}
.challenge-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--navy), var(--cyan));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.4rem;
  color: var(--white);
}
.challenge-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
  line-height: 1.5;
}
.challenge-card p {
  font-size: 0.85rem;
  color: var(--text-sub);
  line-height: 1.7;
}

/* ========================================
   ABOUT
   ======================================== */
.about-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.about-img-frame {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}
.about-img-frame img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius);
}
.about-img-accent {
  position: absolute;
  bottom: -16px;
  right: -16px;
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, var(--cyan), var(--navy));
  border-radius: var(--radius);
  z-index: -1;
  opacity: 0.5;
}
.about-lead {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin: 20px 0 16px;
  line-height: 1.6;
}
.about-body {
  font-size: 0.9rem;
  color: var(--text-sub);
  margin-bottom: 14px;
  line-height: 1.9;
}
.about-sig {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 2px solid var(--border);
}
.about-sig-name {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--navy);
  letter-spacing: 0.06em;
}
.about-sig-title {
  font-size: 0.8rem;
  color: var(--text-sub);
  margin-top: 4px;
}

/* ========================================
   PHILOSOPHY
   ======================================== */
.mv-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 48px;
}
.mission-card,
.vision-card {
  border-radius: var(--radius);
  padding: 36px 32px;
  border: 1px solid rgba(255,255,255,0.15);
}
.mission-card {
  background: linear-gradient(135deg, rgba(29,173,232,0.18), rgba(29,173,232,0.06));
}
.vision-card {
  background: rgba(255,255,255,0.06);
}
.mv-badge {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--cyan);
  border: 1px solid var(--cyan);
  border-radius: 999px;
  padding: 3px 12px;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.mission-card h3,
.vision-card h3 {
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--white);
  margin-bottom: 10px;
  line-height: 1.5;
}
.mission-card h3 em,
.vision-card h3 em {
  font-style: normal;
  color: var(--cyan-light);
}
.mission-card p,
.vision-card p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.70);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.value-item {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 24px 18px;
  text-align: center;
  transition: background var(--transition);
}
.value-item:hover { background: rgba(255,255,255,0.10); }
.value-num {
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}
.value-item h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}
.value-item p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.60);
  line-height: 1.7;
}

/* ========================================
   SERVICE
   ======================================== */
.tab-wrap { max-width: 960px; margin: 0 auto; }
.tab-buttons {
  display: flex;
  gap: 4px;
  margin-bottom: 0;
  border-bottom: 2px solid var(--border);
}
.tab-btn {
  flex: 1;
  padding: 14px 16px;
  border: none;
  background: none;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-sub);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: color var(--transition), border-color var(--transition);
}
.tab-btn.active { color: var(--navy); border-color: var(--cyan); }
.tab-btn:hover { color: var(--navy); }

.tab-content { display: none; padding-top: 48px; }
.tab-content.active { display: block; }

.service-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 56px;
  align-items: center;
}
.service-img-col img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.service-text-col h3 {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 16px;
}
.service-text-col p {
  font-size: 0.9rem;
  color: var(--text-sub);
  line-height: 1.9;
  margin-bottom: 20px;
}
.service-list {
  margin-bottom: 24px;
}
.service-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text);
  margin-bottom: 10px;
}
.service-list i { color: var(--cyan); font-size: 0.8rem; }
.service-price {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 24px;
  padding: 14px 18px;
  background: var(--light-bg);
  border-radius: 8px;
  border: 1px solid var(--border);
}
.price-label { font-size: 0.78rem; color: var(--text-sub); }
.price-num { font-family: 'Inter', sans-serif; font-size: 1.8rem; font-weight: 900; color: var(--navy); }
.price-from { font-size: 1.1rem; color: var(--navy); }
.price-note { font-size: 0.78rem; color: var(--text-sub); }

/* Bundle layout */
.bundle-layout { grid-template-columns: 1fr; gap: 32px; }
.bundle-head { text-align: center; }
.bundle-badge {
  display: inline-block;
  background: linear-gradient(90deg, var(--cyan), var(--cyan-light));
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 4px 16px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.bundle-head h3 { font-size: 1.6rem; font-weight: 900; color: var(--navy); margin-bottom: 12px; }
.bundle-head p { color: var(--text-sub); max-width: 600px; margin: 0 auto; font-size: 0.9rem; }
.bundle-head strong { color: var(--navy); }
.bundle-features {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.bundle-feature {
  text-align: center;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 32px;
  flex: 1;
  min-width: 140px;
  max-width: 200px;
}
.bundle-feature.highlight {
  border-color: var(--cyan);
  background: linear-gradient(135deg, rgba(29,173,232,0.07), rgba(22,58,122,0.04));
}
.bundle-feature i { font-size: 2rem; color: var(--cyan); margin-bottom: 10px; display: block; }
.bundle-feature h4 { font-size: 0.9rem; font-weight: 700; color: var(--navy); margin-bottom: 4px; }
.bundle-feature p { font-size: 0.78rem; color: var(--text-sub); }
.bundle-plus { font-size: 1.6rem; font-weight: 700; color: var(--navy); }
.bundle-price-box {
  text-align: center;
  background: var(--light-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 32px;
}
.bundle-price {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 12px;
}
.bundle-guarantee {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-sub);
  margin-bottom: 20px;
}
.bundle-guarantee i { color: var(--cyan); }

/* ========================================
   RESULTS
   ======================================== */
.results-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.result-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.result-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(22,58,122,0.14);
}
.result-tag {
  display: inline-block;
  background: var(--cyan);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  margin: 16px 16px 0;
}
.result-img-wrap img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  margin-top: 12px;
}
.result-body { padding: 20px; }
.result-body h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
  line-height: 1.5;
}
.result-body p {
  font-size: 0.82rem;
  color: var(--text-sub);
  line-height: 1.8;
  margin-bottom: 14px;
}
.result-kpi {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.result-kpi span {
  font-size: 0.78rem;
  background: var(--light-bg);
  border-radius: 6px;
  padding: 4px 10px;
  color: var(--text-sub);
}
.result-kpi strong { color: var(--navy); }

/* ========================================
   STRENGTH
   ======================================== */
.strength-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.strength-item {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px 24px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.strength-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(22,58,122,0.12);
}
.strength-icon-wrap {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, var(--navy), var(--cyan));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.6rem;
  color: var(--white);
}
.strength-item h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}
.strength-item p {
  font-size: 0.83rem;
  color: var(--text-sub);
  line-height: 1.8;
}

/* ========================================
   TEAM
   ======================================== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.team-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
}
.team-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(22,58,122,0.12);
}
.team-photo-wrap {
  height: 200px;
  background: linear-gradient(135deg, var(--navy), var(--cyan));
  display: flex;
  align-items: center;
  justify-content: center;
}
.team-photo-placeholder {
  width: 80px;
  height: 80px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: rgba(255,255,255,0.70);
}
.team-info { padding: 24px 28px 28px; }
.team-role {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}
.team-company {
  font-size: 0.78rem;
  color: var(--text-sub);
  margin-bottom: 4px;
}
.team-name {
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--navy);
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}
.team-bio {
  font-size: 0.845rem;
  color: var(--text-sub);
  line-height: 1.85;
}

/* ========================================
   FAQ
   ======================================== */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  text-align: left;
  gap: 16px;
}
.faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  background: var(--light-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--cyan);
  transition: transform var(--transition), background var(--transition);
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--cyan);
  color: var(--white);
}
.faq-a {
  display: none;
  padding-bottom: 20px;
}
.faq-a p {
  font-size: 0.875rem;
  color: var(--text-sub);
  line-height: 1.9;
  padding-left: 8px;
  border-left: 3px solid var(--cyan);
}

/* ========================================
   COMPANY
   ======================================== */
.company-table-wrap {
  max-width: 760px;
  margin: 0 auto;
}
.company-table {
  width: 100%;
  border-collapse: collapse;
}
.company-table th,
.company-table td {
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
  text-align: left;
  vertical-align: top;
}
.company-table th {
  width: 160px;
  font-weight: 700;
  color: var(--navy);
  background: var(--light-bg);
}
.company-table td { color: var(--text-sub); }
.company-table a { color: var(--cyan); }
.company-table a:hover { text-decoration: underline; }

/* ========================================
   CONTACT CTA
   ======================================== */
.cta-wrap { max-width: 720px; margin: 0 auto; text-align: center; }
.cta-logo img {
  height: 56px;
  width: auto;
  margin: 0 auto 20px;
  filter: brightness(1.1);
}
.cta-title {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 12px;
}
.cta-sub {
  color: rgba(255,255,255,0.70);
  font-size: 0.9rem;
  margin-bottom: 40px;
}

.contact-form {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 16px;
  padding: 36px;
  text-align: left;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.80);
  margin-bottom: 6px;
}
.req {
  display: inline-block;
  background: var(--cyan);
  color: var(--white);
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 3px;
  margin-left: 4px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.20);
  border-radius: 8px;
  color: var(--white);
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.9rem;
  transition: border-color var(--transition), background var(--transition);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.35); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--cyan);
  background: rgba(255,255,255,0.14);
}
.form-group select option { background: var(--navy); color: var(--white); }
.form-submit { text-align: center; margin-top: 8px; }
.btn-submit { font-size: 1rem; padding: 16px 40px; }
.form-note {
  text-align: center;
  font-size: 0.76rem;
  color: rgba(255,255,255,0.45);
  margin-top: 14px;
}
.form-note i { margin-right: 4px; }

.form-success {
  text-align: center;
  padding: 48px;
  color: var(--white);
}
.form-success i { font-size: 3rem; color: var(--cyan); margin-bottom: 16px; }
.form-success h3 { font-size: 1.4rem; font-weight: 900; margin-bottom: 8px; }
.form-success p { color: rgba(255,255,255,0.70); font-size: 0.9rem; }

/* ========================================
   FOOTER
   ======================================== */
.site-footer {
  background: var(--navy-dark);
  padding: 0;
}
.footer-inner { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding: 64px 0 48px;
  border-bottom: 1px solid rgba(255,255,255,0.10);
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.footer-logo img { height: 38px; }
.footer-logo span {
  font-size: 1rem;
  color: rgba(255,255,255,0.90);
  font-weight: 500;
}
.footer-logo strong { font-weight: 900; }
.footer-tagline {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.45);
}
.footer-nav-col h4 {
  font-size: 0.78rem;
  font-weight: 700;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer-nav-col ul li { margin-bottom: 10px; }
.footer-nav-col a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}
.footer-nav-col a:hover { color: var(--cyan); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  gap: 16px;
}
.footer-copy { font-size: 0.78rem; color: rgba(255,255,255,0.35); }
.footer-links a {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.40);
  transition: color var(--transition);
}
.footer-links a:hover { color: rgba(255,255,255,0.70); }

/* ========================================
   BACK TO TOP
   ======================================== */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 900;
  width: 48px;
  height: 48px;
  background: var(--cyan);
  color: var(--white);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 16px rgba(29,173,232,0.40);
}
.back-to-top.visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(29,173,232,0.50); }

/* ========================================
   RESPONSIVE — Tablet (≤900px)
   ======================================== */
@media (max-width: 900px) {
  .challenge-grid { grid-template-columns: repeat(2, 1fr); }
  .about-wrap { grid-template-columns: 1fr; gap: 40px; }
  .about-img-frame img { height: 320px; }
  .mv-wrap { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: repeat(3, 1fr); }
  .service-layout { grid-template-columns: 1fr; }
  .service-img-col img { height: 240px; }
  .results-grid { grid-template-columns: repeat(2, 1fr); }
  .strength-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* ========================================
   RESPONSIVE — Mobile (≤600px)
   ======================================== */
@media (max-width: 600px) {
  .section-pad { padding: 64px 0; }

  /* Header */
  .header-nav {
    display: none;
    position: fixed;
    top: 72px;
    left: 0; right: 0;
    background: rgba(14,37,85,0.97);
    backdrop-filter: blur(12px);
    padding: 20px 0 32px;
    border-top: 1px solid rgba(255,255,255,0.10);
  }
  .header-nav.open { display: block; }
  .header-nav ul { flex-direction: column; gap: 0; }
  .header-nav a {
    display: block;
    padding: 14px 24px;
    font-size: 1rem;
    color: rgba(255,255,255,0.90);
    border-radius: 0;
  }
  .btn-contact-nav {
    margin: 12px 24px 0;
    border-radius: 999px !important;
    text-align: center;
  }
  .hamburger { display: flex; }

  /* Hero */
  .hero-content {
    padding: 100px 24px 60px;
    max-width: 100%;
    margin-left: 0;
  }

  /* Stats */
  .stats-inner {
    flex-wrap: wrap;
  }
  .stat-item { flex: 0 0 50%; padding: 20px 12px; }
  .stat-divider { display: none; }

  /* Challenge */
  .challenge-grid { grid-template-columns: 1fr; }

  /* Values */
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .value-item:last-child { grid-column: span 2; }

  /* Results */
  .results-grid { grid-template-columns: 1fr; }

  /* Strength */
  .strength-grid { grid-template-columns: 1fr; }

  /* Footer */
  .footer-top { grid-template-columns: 1fr; gap: 24px; padding: 40px 0 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }

  /* Company */
  .company-table th { width: 110px; font-size: 0.82rem; }
  .company-table td { font-size: 0.82rem; }

  /* CTA Form */
  .contact-form { padding: 24px 20px; }

  /* Tab */
  .tab-btn { font-size: 0.78rem; padding: 10px 8px; }
  .tab-btn { font-size: 0.75rem; }

  /* Bundle */
  .bundle-features { flex-direction: column; align-items: center; }
  .bundle-plus { transform: rotate(90deg); }
  .bundle-feature { max-width: 100%; width: 100%; }

  /* Back to Top */
  .back-to-top { bottom: 20px; right: 20px; width: 44px; height: 44px; }
}